18120592280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{64716401}}^1$

素因数の和:64716419

約数の個数: 32

約数和(自身を含む): 46595809440

約数和(自身を除く): 28475217160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 64716401, 129432802, 258865604, 323582005, 453014807, 517731208, 647164010, 906029614, 1294328020, 1812059228, 2265074035, 2588656040, 3624118456, 4530148070, 9060296140, 18120592280]

約数ペア:

[(1, 18120592280), (2, 9060296140), (4, 4530148070), (5, 3624118456), (7, 2588656040), (8, 2265074035), (10, 1812059228), (14, 1294328020), (20, 906029614), (28, 647164010), (35, 517731208), (40, 453014807), (56, 323582005), (70, 258865604), (140, 129432802), (280, 64716401)]